Global Patent Index - EP 0798603 A3

EP 0798603 A3 19981118 - Toner cartridge

Title (en)

Toner cartridge

Title (de)

Tonerbehälter

Title (fr)

Récipient de toner

Publication

EP 0798603 A3 19981118 (EN)

Application

EP 97301283 A 19970226

Priority

JP 7630296 A 19960329

Abstract (en)

[origin: EP0798603A2] A toner cartridge comprises an inner tubular container (4) having a toner discharge opening (422) and accommodating a toner; an outer tubular case (6) having a toner passage opening corresponding to the toner discharge opening (422), and being fitted into the inner tubular container (4) relatively rotatably; and a seal member (8) having a sealing portion (82) for covering the toner discharge opening (422), the sealing portion (82) being strippably bonded to the outer peripheral surface of the inner tubular container (4), and an action portion (84) formed as a continuum of the sealing portion (82) and having a front end part secured to the outer tubular case (6). The sealing portion (82) of the seal member (8) has a longitudinal bond portion (821) and a peripheral bond portion (823) defined along the surroundings of the toner discharge opening, and a cut groove (86) provided inwardly of the peripheral bond portion (823) at the peel start side end part thereof. <IMAGE> <IMAGE>

IPC 1-7

G03G 15/08

IPC 8 full level

G03G 15/08 (2006.01)

CPC (source: EP KR US)

G03G 15/08 (2013.01 - KR); G03G 15/0872 (2013.01 - EP US); G03G 15/0882 (2013.01 - EP US); G03G 2215/0665 (2013.01 - EP US); G03G 2215/0675 (2013.01 - EP US); G03G 2215/0687 (2013.01 - EP US); Y10S 222/01 (2013.01 - EP US)

Citation (search report)

  • [YA] PATENT ABSTRACTS OF JAPAN vol. 014, no. 337 (P - 1079) 20 July 1990 (1990-07-20)
  • [YA] PATENT ABSTRACTS OF JAPAN vol. 009, no. 320 (P - 413) 14 December 1985 (1985-12-14)
  • [A] PATENT ABSTRACTS OF JAPAN vol. 013, no. 266 (P - 887) 20 June 1989 (1989-06-20)

Designated contracting state (EPC)

CH DE ES FR GB IT LI

DOCDB simple family (publication)

EP 0798603 A2 19971001; EP 0798603 A3 19981118; JP H09269640 A 19971014; KR 970066756 A 19971013; TW 378284 B 20000101; US 5729797 A 19980317

DOCDB simple family (application)

EP 97301283 A 19970226; JP 7630296 A 19960329; KR 19970009106 A 19970318; TW 86103939 A 19970327; US 80593297 A 19970225